Key of Knowledge (2003)

The second book of Nora Roberts's Key trilogy gives librarian Dana Steele four weeks to find the second of three keys that will free the souls of the Daughters of Glass. Around the quest run two romances, Dana's with Jordan Hawke and her friend Zoe's with Bradley Vane, the department-store heir. (Open Library)

Watches

Audemars Piguet (unidentified model): Brad's Audemars Piguet becomes part of Zoe's flustered explanation of the difference between their lives. Dana interrupts to ask what an Audemars Piguet is. The exchange identifies only the maker.

Source text: He's wearing an Audemars Piguet. Do you think I don't know what an Audemars Piguet is? (Nora Roberts, Key of Knowledge, scan cataloged as Thorndike Press / Windsor / Paragon, 2004, p. 113; Internet Archive scan OCR)